Unity version dropdown gets clipped while selecting unity version from Hub when there are multiple Unity Versions are located.

Steps to Reproduce:
1. Open Hub
2. Have multiple Unity Versions located.
3. Select "Projects"
4. Select lowest unity version in the dropdown from Unity Versions.
5. Try to select the newest version from dropdown.

Actual Result:
Unity version dropdown gets clipped.

Expected Result:
Newest unity version is selected.

Note:
Refer attached video.

Reproducible with:
Hub 2.0.0

Works fine on:
Hub 1.6.2

Environment:
Windows and MacOS